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mirror of https://github.com/rbock/sqlpp11.git synced 2024-11-15 20:31:16 +08:00

Remove obsolete pointer indirection and some warnings

This commit is contained in:
Roland Bock 2022-01-11 07:34:17 +01:00
parent d6aef0fa9b
commit ccc75eafc7
5 changed files with 41 additions and 43 deletions

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@ -443,17 +443,17 @@ namespace sqlpp
inline size_t connection::insert_impl(const std::string& stmt)
{
return execute(stmt)->result.affected_rows();
return static_cast<size_t>(execute(stmt)->result.affected_rows());
}
inline size_t connection::update_impl(const std::string& stmt)
{
return execute(stmt)->result.affected_rows();
return static_cast<size_t>(execute(stmt)->result.affected_rows());
}
inline size_t connection::remove_impl(const std::string& stmt)
{
return execute(stmt)->result.affected_rows();
return static_cast<size_t>(execute(stmt)->result.affected_rows());
}
// prepared execution
@ -474,28 +474,28 @@ namespace sqlpp
{
validate_connection_handle();
execute_prepared_statement(*_handle, *prep._handle.get());
return prep._handle->result.affected_rows();
return static_cast<size_t>(prep._handle->result.affected_rows());
}
inline size_t connection::run_prepared_insert_impl(prepared_statement_t& prep)
{
validate_connection_handle();
execute_prepared_statement(*_handle, *prep._handle.get());
return prep._handle->result.affected_rows();
return static_cast<size_t>(prep._handle->result.affected_rows());
}
inline size_t connection::run_prepared_update_impl(prepared_statement_t& prep)
{
validate_connection_handle();
execute_prepared_statement(*_handle, *prep._handle.get());
return prep._handle->result.affected_rows();
return static_cast<size_t>(prep._handle->result.affected_rows());
}
inline size_t connection::run_prepared_remove_impl(prepared_statement_t& prep)
{
validate_connection_handle();
execute_prepared_statement(*_handle, *prep._handle.get());
return prep._handle->result.affected_rows();
return static_cast<size_t>(prep._handle->result.affected_rows());
}
inline void connection::set_default_isolation_level(isolation_level level)
@ -561,7 +561,7 @@ namespace sqlpp
result.resize((s.size() * 2) + 1);
int err;
size_t length = PQescapeStringConn(_handle->postgres, &result[0], s.c_str(), s.size(), &err);
size_t length = PQescapeStringConn(_handle->native(), &result[0], s.c_str(), s.size(), &err);
result.resize(length);
return result;
}
@ -662,7 +662,7 @@ namespace sqlpp
inline uint64_t connection::last_insert_id(const std::string& table, const std::string& fieldname)
{
std::string sql = "SELECT currval('" + table + "_" + fieldname + "_seq')";
PGresult* res = PQexec(_handle->postgres, sql.c_str());
PGresult* res = PQexec(_handle->native(), sql.c_str());
if (PQresultStatus(res) != PGRES_TUPLES_OK)
{
std::string err{PQresultErrorMessage(res)};
@ -673,12 +673,12 @@ namespace sqlpp
// Parse the number and return.
std::string in{PQgetvalue(res, 0, 0)};
PQclear(res);
return std::stoi(in);
return std::stoul(in);
}
inline ::PGconn* connection::native_handle()
{
return _handle->postgres;
return _handle->native();
}
inline std::string context_t::escape(const std::string& arg)

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@ -53,28 +53,34 @@ namespace sqlpp
namespace detail
{
inline void handle_cleanup(PGconn* postgres)
{
PQfinish(postgres);
}
struct DLL_LOCAL connection_handle
{
const std::shared_ptr<connection_config> config;
PGconn* postgres{nullptr};
std::shared_ptr<connection_config> config;
std::unique_ptr<PGconn, void(*)(PGconn*)> postgres;
std::set<std::string> prepared_statement_names;
connection_handle(const std::shared_ptr<connection_config>& config);
~connection_handle();
connection_handle(const connection_handle&) = delete;
connection_handle(connection_handle&&) = delete;
connection_handle(connection_handle&&) = default;
connection_handle& operator=(const connection_handle&) = delete;
connection_handle& operator=(connection_handle&&) = delete;
connection_handle& operator=(connection_handle&&) = default;
~connection_handle();
PGconn* native() const
{
return postgres;
return postgres.get();
}
void deallocate_prepared_statement(const std::string& name);
};
inline connection_handle::connection_handle(const std::shared_ptr<connection_config>& conf) : config(conf)
inline connection_handle::connection_handle(const std::shared_ptr<connection_config>& conf)
: config(conf), postgres{nullptr, handle_cleanup}
{
#ifdef SQLPP_DYNAMIC_LOADING
init_pg("");
@ -194,18 +200,15 @@ namespace sqlpp
{
conninfo.append(" service=" + config->service);
}
if (this->postgres)
return;
this->postgres = PQconnectdb(conninfo.c_str());
postgres.reset(PQconnectdb(conninfo.c_str()));
if (!this->postgres)
if (!postgres)
throw std::bad_alloc();
if (PQstatus(this->postgres) != CONNECTION_OK)
if (PQstatus(postgres.get()) != CONNECTION_OK)
{
std::string msg(PQerrorMessage(this->postgres));
PQfinish(this->postgres);
std::string msg(PQerrorMessage(postgres.get()));
throw broken_connection(std::move(msg));
}
}
@ -217,18 +220,12 @@ namespace sqlpp
{
std::cerr << "PostgreSQL debug: closing database connection." << std::endl;
}
// Close connection
if (this->postgres)
{
PQfinish(this->postgres);
}
}
inline void connection_handle::deallocate_prepared_statement(const std::string& name)
{
std::string cmd = "DEALLOCATE \"" + name + "\"";
PGresult* result = PQexec(postgres, cmd.c_str());
PGresult* result = PQexec(postgres.get(), cmd.c_str());
PQclear(result);
prepared_statement_names.erase(name);
}

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@ -65,9 +65,9 @@ namespace sqlpp
// ctor
statement_handle_t(detail::connection_handle& _connection);
statement_handle_t(const statement_handle_t&) = delete;
statement_handle_t(statement_handle_t&&) = default;
statement_handle_t(statement_handle_t&&) = delete;
statement_handle_t& operator=(const statement_handle_t&) = delete;
statement_handle_t& operator=(statement_handle_t&&) = default;
statement_handle_t& operator=(statement_handle_t&&) = delete;
virtual ~statement_handle_t();
bool operator!() const;
@ -89,9 +89,9 @@ namespace sqlpp
// ctor
prepared_statement_handle_t(detail::connection_handle& _connection, std::string stmt, const size_t& paramCount);
prepared_statement_handle_t(const prepared_statement_handle_t&) = delete;
prepared_statement_handle_t(prepared_statement_handle_t&&) = default;
prepared_statement_handle_t(prepared_statement_handle_t&&) = delete;
prepared_statement_handle_t& operator=(const prepared_statement_handle_t&) = delete;
prepared_statement_handle_t& operator=(prepared_statement_handle_t&&) = default;
prepared_statement_handle_t& operator=(prepared_statement_handle_t&&) = delete;
virtual ~prepared_statement_handle_t();
@ -153,10 +153,10 @@ namespace sqlpp
inline void prepared_statement_handle_t::execute()
{
int size = static_cast<int>(paramValues.size());
const size_t size = paramValues.size();
std::vector<const char*> values;
for (int i = 0; i < size; i++)
for (size_t i = 0u; i < size; i++)
values.push_back(nullValues[i] ? nullptr : const_cast<char*>(paramValues[i].c_str()));
// Execute prepared statement with the parameters.
@ -164,7 +164,7 @@ namespace sqlpp
valid = false;
count = 0;
totalCount = 0;
result = PQexecPrepared(connection.postgres, _name.data(), size, values.data(), nullptr, nullptr, 0);
result = PQexecPrepared(connection.native(), _name.data(), static_cast<int>(size), values.data(), nullptr, nullptr, 0);
/// @todo validate result? is it really valid
valid = true;
}
@ -188,7 +188,7 @@ namespace sqlpp
inline void prepared_statement_handle_t::prepare(std::string stmt)
{
// Create the prepared statement
result = PQprepare(connection.postgres, _name.c_str(), stmt.c_str(), 0, nullptr);
result = PQprepare(connection.native(), _name.c_str(), stmt.c_str(), 0, nullptr);
valid = true;
}
}

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@ -76,10 +76,10 @@ namespace sqlpp
T t(0);
auto txt = std::string(getPqValue(m_result, record, field));
if(txt != "")
{
t = std::stold(txt);
}
return t;
}
@ -87,6 +87,7 @@ namespace sqlpp
{
return m_query;
}
std::string& query()
{
return m_query;

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@ -40,7 +40,7 @@ namespace sqlpp
{
namespace postgresql
{
struct connection;
class connection;
}
namespace detail